例句與造句

1. Prostate stent is used for long-term treatment of patients with prostatic obstruction and enlargement.
2. Researchers who studied the device for American Medical Systems told the panel today that the UroLume stent can improve urinary flow and reduce the painful symptoms of prostatic obstruction without major side effects.
3. Researchers who performed studies on the device for AMS told the panel today that the UroLume stent can improve urinary flow and reduce the painful symptoms of prostatic obstruction without major side effects.
4. It's difficult to find prostatic obstruction in a sentence. 用prostatic obstruction造句挺難的